\contentsline {section}{\numberline {1}Introduction}{3}{section.0.1}%
\contentsline {subsection}{\numberline {1.1}Background}{3}{subsection.0.1.1}%
\contentsline {subsection}{\numberline {1.2}Restatement of the Problem}{3}{subsection.0.1.2}%
\contentsline {section}{\numberline {2}Notations}{3}{section.0.2}%
\contentsline {section}{\numberline {3}Overall Planning Model}{4}{section.0.3}%
\contentsline {subsection}{\numberline {3.1}Model Overview}{4}{subsection.0.3.1}%
\contentsline {subsection}{\numberline {3.2}Sub-Model 1:Fault tree analysis model on turbofan engines}{4}{subsection.0.3.2}%
\contentsline {subsubsection}{\numberline {3.2.1}Overview of sub-model 1}{4}{subsubsection.0.3.2.1}%
\contentsline {subsubsection}{\numberline {3.2.2}Introduction and development of a FTA model for turbofan engines}{4}{subsubsection.0.3.2.2}%
\contentsline {subsubsection}{\numberline {3.2.3}Modeling Event Importance for FTA}{5}{subsubsection.0.3.2.3}%
\contentsline {subsubsection}{\numberline {3.2.4}Analyze the cause of the malfunction and the consequences of the malfunction}{6}{subsubsection.0.3.2.4}%
\contentsline {subsection}{\numberline {3.3}Sub-Model 2:RF with GridSearchCV}{7}{subsection.0.3.3}%
\contentsline {subsubsection}{\numberline {3.3.1}Introduction to RF with GridSearchCV}{7}{subsubsection.0.3.3.1}%
\contentsline {subsubsection}{\numberline {3.3.2}Data Description and Preprocessing}{8}{subsubsection.0.3.3.2}%
\contentsline {subsubsection}{\numberline {3.3.3}Model Results and Evaluation}{12}{subsubsection.0.3.3.3}%
\contentsline {subsection}{\numberline {3.4}Sub-Model 3:}{14}{subsection.0.3.4}%
\contentsline {subsubsection}{\numberline {3.4.1}Overview of sub-model 3}{14}{subsubsection.0.3.4.1}%
\contentsline {subsubsection}{\numberline {3.4.2}Introduction and development of delay time model}{14}{subsubsection.0.3.4.2}%
\contentsline {paragraph}{\numberline {3.4.2.1}Problem analysis and maintenance strategy}{14}{paragraph.0.3.4.2.1}%
\contentsline {paragraph}{\numberline {3.4.2.2}Maintenance optimization model}{16}{paragraph.0.3.4.2.2}%
\contentsline {subsection}{\numberline {3.5}Sub-Model 4:}{21}{subsection.0.3.5}%
\contentsline {subsubsection}{\numberline {3.5.1}Turbofan engine simulation optimizes predictive maintenance process}{21}{subsubsection.0.3.5.1}%
\contentsline {subsubsection}{\numberline {3.5.2}Make suggestions for the construction of maintenance resources}{23}{subsubsection.0.3.5.2}%
\contentsline {section}{References}{24}{section.0.4}%
\contentsfinish 
